diff --git a/tools/h5dump/h5dump.c b/tools/h5dump/h5dump.c
index 4ef6bdfa82..06aaae0094 100644
--- a/tools/h5dump/h5dump.c
+++ b/tools/h5dump/h5dump.c
@@ -2876,7 +2876,7 @@ handle_datasets(hid_t fid, char *dset, void *data)
         dump_dataset(dsetid, dset, sset);
     }
 
-    if (H5Dclose(dsetid) < 1)
+    if (H5Dclose(dsetid) < 0)
         d_status = EXIT_FAILURE;
 }